buas.nl

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
buas.nl
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-19 10:18:27 UTC · ↺ Refresh

MX Hostnames

  • buas-nl.mail.protection.outlook.com

MX Priorities

  • buas-nl.mail.protection.outlook.com: 0

A / AAAA Records

  • 83.96.200.63 ↩ p-buas-redirects.finalist.nl

Mail Server IPs

  • 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
  • 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
  • 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
  • 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.surfnet.nl dns-beheer.surf.nl 2026031901 10800 3600 604800 3600
Primary NS (mname)
ns1.surfnet.nl
Admin Email (rname)
dns-beheer@surf.nl
Serial
2026031901
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns1.zurich.surf.net
ns1.surfnet.nl
ns3.surfnet.nl
ns2.surfnet.nl

SPF Record

✓ Strict (-all)
v=spf1 mx ip4:194.171.178.0/24 ip4:194.171.179.128/25 ip4:45.152.250.9 ip4:212.125.139.2 ip4:94.143.211.207 ip4:94.143.211.206 ip4:85.10.185.134 ip4:195.143.61.129 include:spf.protection.outlook.com include:spf.formdesk.com include:spf.interconnect.nl include:spf.spamservice.nl include:_spf.salesforce.com include:_spf.qualtrics.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

18 records
  • f62588be5af74437a3a7dc09d8b801c5
  • fortinet-fortiphish-site-verification=rmo7M2zyojhJBeCdfHGPym
  • adobe-idp-site-verification=8d9c7d8b6658ba398d173c1cdd6b0c1ee4d49c497360f53bef517012c5f97439
  • google-site-verification=m5Q_rdFl6jZ4uKUThV7DVn4IuLn4MrDiSMOpG2eiiPk
  • 5OC8WC89iD0YhaVLbEL3l9+3Hhal7MLJShjP2amUWILcSyZ50Ywxp/mBjSVXI5g93HUENFfdBelaJhdZwiDadQ==
  • HARICA-eSZSRo58WS4upLWsBcz
  • apple-domain-verification=CNC8qeULSk7T0LyW
  • bw=kazFPAqhcRlHFouA7u0hjvjRs409sGR3EwLWFEYe8ILa
  • DMARCv=DMARC1; p=none
  • df9f7a30be424c4ca2afbb1fe87469df
  • HARICA-lTgpRHfbnWrOhPWCect
  • autodesk-domain-verification=N2AZR1yJZB6PE9TSJtlo
  • mindmanager-verification=b5ce30b5c947591f28d37529fe18f89fe6b263ba69ef82ce8cca106f331fb4a2
  • MS=ms30763856
  • fortinet-fortiphish-site-verification=jCrd5HAZUsET38B4PEifBm
  • 53129bc2060fc7da7dc4ed17f1cd46
  • anthropic-domain-verification-c7mezc=BE4xp7oaUJjL53uo9VeHceMwo
  • SPFv=spf1 mx ip4:194.171.178.0/24 ip4:194.171.179.128/25 ip4:45.152.250.9 ip4:212.125.139.2 ip4:94.143.211.207 ip4:94.143.211.206 ip4:85.10.185.134 ip4:195.143.61.129 include:spf.protection.outlook.com include:spf.formdesk.com include:spf.interconnect.nl include:spf.spamservice.nl include:_spf.salesforce.com include:_spf.qualtrics.com -all
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